@article{BUMI_1998_8_1B_2_a3,
     author = {Andreatta, Marco and Wi\'sniewski, Jaros{\l}aw A.},
     title = {Contractions of smooth varieties. {II.} {Computations} and applications},
     journal = {Bollettino della Unione matematica italiana},
     pages = {343--360},
     publisher = {mathdoc},
     volume = {Ser. 8, 1B},
     number = {2},
     year = {1998},
     zbl = {1001.14003},
     mrnumber = {1253623},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_1998_8_1B_2_a3/}
}